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Come Fan with UsFriday, June 19, 2026

Mac Jones start or sit: Week 3 fantasy football advice

We break down the fantasy football outlook of Mac Jones ahead of the 49ers’ Week 3 matchup against the Cardinals.

San Francisco 49ers v New Orleans Saints
San Francisco 49ers v New Orleans Saints
Getty Images

Week 3 of the 2025 NFL season is upon us and the action will continue on Sunday with an NFC West showdown featuring the Arizona Cardinals visiting the San Francisco 49ers at 4:25 p.m. ET on FOX.

The Niners are 2-0 to start the campaign and were able to escape the Superdome with a 26-21 victory over the Saints last week. They were able to do so with Mac Jones leading the team at quarterback and barring a last-minute change, he will get the nod as the starter once again on Sunday.

Below, we’ll go over Jones’ outlook in fantasy football for Week 3.

Fantasy Football analysis: 49ers QB Mac Jones

Jones stepped in for an injured Brock Purdy and did well for himself, going 26-39 for 279 yards with three touchdowns on the day. What stood out was his ability to share the wealth and spread the ball around efficiently as five different 49ers pass catchers had at least three receptions throughout the afternoon. With Purdy most likely out again this week, Jones will be tasked with repeating his performance from last week and leading San Fran to a 3-0 start.

Start or sit in Week 3?

Start. Jones finished as a top-10 fantasy QB last week, earning 21.8 points for managers who decided to roll the dice with him in place of Purdy. The veteran will have the comfort of being at home and is going up against an Arizona pass defense that can be best described as middling through two games. I say go for it and give ol’ McCorkle a shot as your starter if you have him.

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